Finding the Fourth Proportional to 11,198,493.79, 16,782,125.00 and 8,463,796.22
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Solution
The fourth proportional to 11,198,493.79, 16,782,125.00 and 8,463,796.22 is: 12,683,892.03
Step by Step Solution
- Step 1: Write the proportion equation
11,198,493.79 : 16,782,125.00 = 8,463,796.22 : x - Step 2: Convert to fraction form
11,198,493.79/16,782,125.00 = 8,463,796.22/x - Step 3: Cross multiply
11,198,493.79x = 16,782,125.00 × 8,463,796.22 - Step 4: Simplify right side
11,198,493.79x = 142,040,486,138,203.84 - Step 5: Solve for x
x = 142,040,486,138,203.84/11,198,493.79 - Step 6: Final answer
x = 12,683,892.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.